forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
34 lines
1.1 KiB
34 lines
1.1 KiB
/* |
|
* arch/arm/plat-orion/include/plat/mpp.h |
|
* |
|
* Marvell Orion SoC MPP handling. |
|
* |
|
* This file is licensed under the terms of the GNU General Public |
|
* License version 2. This program is licensed "as is" without any |
|
* warranty of any kind, whether express or implied. |
|
*/ |
|
|
|
#ifndef __PLAT_MPP_H |
|
#define __PLAT_MPP_H |
|
|
|
#define MPP_NUM(x) ((x) & 0xff) |
|
#define MPP_SEL(x) (((x) >> 8) & 0xf) |
|
|
|
/* This is the generic MPP macro, without any variant information. |
|
Each machine architecture is expected to extend this with further |
|
bit fields indicating which MPP configurations are valid for a |
|
specific variant. */ |
|
|
|
#define GENERIC_MPP(_num, _sel, _in, _out) ( \ |
|
/* MPP number */ ((_num) & 0xff) | \ |
|
/* MPP select value */ (((_sel) & 0xf) << 8) | \ |
|
/* may be input signal */ ((!!(_in)) << 12) | \ |
|
/* may be output signal */ ((!!(_out)) << 13)) |
|
|
|
#define MPP_INPUT_MASK GENERIC_MPP(0, 0x0, 1, 0) |
|
#define MPP_OUTPUT_MASK GENERIC_MPP(0, 0x0, 0, 1) |
|
|
|
void __init orion_mpp_conf(unsigned int *mpp_list, unsigned int variant_mask, |
|
unsigned int mpp_max, void __iomem *dev_bus); |
|
|
|
#endif
|
|
|